md: extend spinlock protection in register_md_cluster_operations

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This code looks racy.

The only possible race is if two modules try to register at the same
time and that won't happen.  But make the code look safe anyway.

Signed-off-by: NeilBrown <neilb@suse.com>

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NeilBrown 2015-08-13 12:32:55 +10:00

parent abb9b22ac9

commit 6022e75bf0

1 changed files with 10 additions and 6 deletions

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drivers/md/md.c

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